Electronic rain sensor



FIG. 1 is a side perspective view of an electronic rain sensor showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is an opposite side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an electronic rain sensor, as shown and described. 